yardstick/tests/unit/benchmark/scenarios/lib/test_get_migrate_target_host.py

   1 ##############################################################################
   2 # Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
   3 #
   4 # All rights reserved. This program and the accompanying materials
   5 # are made available under the terms of the Apache License, Version 2.0
   6 # which accompanies this distribution, and is available at
   7 # http://www.apache.org/licenses/LICENSE-2.0
   8 ##############################################################################
   9 import unittest
  10 import mock
  11
  12 from yardstick.benchmark.scenarios.lib.get_migrate_target_host import GetMigrateTargetHost
  13
  14 BASE = 'yardstick.benchmark.scenarios.lib.get_migrate_target_host'
  15
  16
  17 class GetMigrateTargetHostTestCase(unittest.TestCase):
  18
  19     @mock.patch('{}.openstack_utils.get_nova_client'.format(BASE))
  20     @mock.patch('{}.GetMigrateTargetHost._get_migrate_host'.format(BASE))
  21     @mock.patch('{}.GetMigrateTargetHost._get_current_host_name'.format(BASE))
  22     def test_get_migrate_target_host(self,
  23                                      mock_get_current_host_name,
  24                                      mock_get_migrate_host,
  25                                      mock_get_nova_client):
  26         obj = GetMigrateTargetHost({}, {})
  27         obj.run({})
  28         mock_get_nova_client.assert_called_once()
  29         mock_get_current_host_name.assert_called_once()
  30         mock_get_migrate_host.assert_called_once()
  31
  32     @mock.patch('{}.openstack_utils.get_nova_client'.format(BASE))
  33     def test_get_migrate_host(self, mock_get_nova_client):
  34         class A(object):
  35             def __init__(self, service):
  36                 self.service = service
  37                 self.host = 'host4'
  38
  39         mock_get_nova_client().hosts.list_all.return_value = [A('compute')]
  40         obj = GetMigrateTargetHost({}, {})
  41         host = obj._get_migrate_host('host5')
  42         mock_get_nova_client.assert_called()
  43         self.assertEqual(host, 'host4')